Disease or Syndrome
arachnoiditis
Subclass of:
Meningitis
Definitions related to arachnoiditis:
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Acute or chronic inflammation of the arachnoid membrane of the meninges most often involving the spinal cord or base of the brain. This term generally refers to a persistent inflammatory process characterized by thickening of the ARACHNOID membrane and dural adhesions. Associated conditions include prior surgery, infections, trauma, SUBARACHNOID HEMORRHAGE, and chemical irritation. Clinical features vary with the site of inflammation, but include cranial neuropathies, radiculopathies, and myelopathies. (From Joynt, Clinical Neurology, 1997, Ch48, p25)NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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Inflammation of the arachnoid membrane and adjacent subarachnoid space.NCI ThesaurusU.S. National Cancer Institute, 2021
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A disorder characterized by inflammation of the arachnoid membrane and adjacent subarachnoid space.Common Terminology Criteria for Adverse EventsU.S. National Institutes of Health, 2021
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Arachnoiditis is a pain disorder caused by inflammation of the arachnoid, one of the membranes that surrounds and protects the nerves of the spinal cord. The inflammation may occur due to irritation from chemicals; infection; direct injury to the spine; chronic compression of spinal nerves; or complications from spinal surgery or other...National Center for Advancing Translational Sciences
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